Planet Air
Analysis exploring air quality inequality across U.S. counties using EPA AQI data.
Project by: Kelly Chang, Jenny Zheng, Emily Chi
Questions
- Which counties or states experience the most Unhealthy or Hazardous Days?
- Compare exposure to specific pollutants (PM2.5, Ozone, NO₂) across counties.
- Visualize trends over time in AQI: identify improving or worsening regions.